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Atlantic Intracoastal Waterway above Aiw At Hwy 544 At Socastee, SC

River level and flood forecast · Horry County

Normal12.8 ftas of Mon 3:30 PM

The river is 2.2 ft below flood stage (15 ft).

The last 7 days and the forecast

1012141618TueWedThuFriSatSunMonAction 14.5 ftFlood 15 ftModerate 16.5 ftMajor 18 ftNowObserved (ft)NWS forecast

NWS forecast issued Sun, Dec 31, 7 PM. Forecasts change as rain falls and as upstream water arrives.

Flood stages

Major flood stage18 ft
Moderate flood stage16.5 ft
Flood stage15 ft
Action stage14.5 ft
Record crest (September 27, 2018)21.83 ft

What floods at each level

From the National Weather Service, highest first.

  • 22 ftFlooding similar to Hurricane Florence in 2018. Areas on each side of the Waterway from about Lauderdale Bay Estates to Highway 31 that experience flooding at 21.5 feet see the flooding worsen. Over 500 structures are impacted and water depths in the lowest lying areas exceed 5 feet. At this level, the lowest homes at the end of Geddings Drive, Connie Court, and Sims Drive may be affected by flooding.
  • 21.5 ftFlooding nearly as bad as that after Hurricane Florence in 2018 is experienced. Areas on each side of the Waterway from about Lauderdale Bay Estates to Highway 31 that experience flooding at 21 feet see the flooding worsen. Over 500 structures are impacted and water depths in the lowest lying areas exceed 5 feet. At this level, flood water also nears homes on Geddings Drive, Connie Court, and Sims Drive.
  • 21 ftFlooding of hundreds of ground level structures worsens in Rosewood Estates, on Star Creek Circle, Recreation Road, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Shem Creek Circle, West Oak Circle, Roberta Lane, Zeddie Lane, Renata Lane, Earls Road, El Duce Place, Enterprise Road, Teague Road, and Riverside Drive. Structures on Foxcatcher Drive, Downybrook Road, River Cliff Drive, Hidden Harbor Road, Islander Road, and Stonebrook Drive flood.
  • 20.5 ftFlooding of hundreds of ground level structures worsens in Rosewood Estates, on Star Creek Circle, Recreation Road, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Shem Creek Circle, West Oak Circle, Roberta Lane, Zeddie Lane, Renata Lane, Earls Road, El Duce Place, Enterprise Road, Teague Road, and Riverside Drive. The lowest structures on Foxcatcher Drive, Downybrook Road, River Cliff Drive, Hidden Harbor Road, and Islander Road may flood.
  • 20 ftFlooding of hundreds of ground level structures in Rosewood Estates, on Star Creek Circle, Recreation Road, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Shem Creek Circle, West Oak Circle, Roberta Lane, Zeddie Lane, Renata Lane, Earls Road, El Duce Place, Enterprise Road near Randy Lane, Teague Road, and Riverside Drive worsens. Flooding nears homes on Downybrook Road, River Cliff Drive, Islander Road, Hidden Harbor Road and Foxcatcher Drive.
  • 19.5 ftFlooding of over 300 ground level structures in Rosewood Estates, on Star Creek Circle, Recreation Road, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Shem Creek Circle, and West Oak Circle worsens. Flooding of Roberta Lane, Zeddie Lane, Renata Lane, and Earls Road worsens and structures will flood. Flooding worsens on El Duce Place, Enterprise Road, and Teague Road and may affect structures. Flooding off Riverside Drive worsens.
  • 19 ftFlooding of over 300 ground level structures in Rosewood Estates, on Star Creek Circle, Recreation Road, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Shem Creek Circle, and West Oak Circle worsens or begins. Flooding of Roberta Lane, Zeddie Lane, Renata Lane, and Earls Road worsens and structures may flood. Flooding worsens on El Duce Place, Enterprise Road, and Teague Road and may affect structures. Flooding off Riverside Drive begins.
  • 18.5 ftFlooding of about 150 ground level structures on Rosewood Drive, Star Creek Circle, Recreation Road, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Shem Creek Circle, and West Oak Circle worsens and more structures may flood. Flooding worsens on Roberta Lane, Zeddie Lane, Renata Lane, and Earls Road. Structures in these areas may flood. Flooding will affect El Duce Place and Enterprise Road at Randy Lane. Lower yards on Teague Road will flood.
  • 18 ftFlooding of a total of about 150 ground level residences or enclosures on Rosewood Drive, Star Creek Circle, Recreation Road, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Shem Creek Circle, and West Oak Circle begins or worsens. Flooding of Roberta Lane, Zeddie Lane, Renata Lane, and Earls Road worsens. Hideaway Resort Trail may become impassable. Lower yards along Teague Road may begin to flood.
  • 17.5 ftFlooding of about five dozen ground level structures on Rosewood Drive, Star Creek Circle, and Recreation Road worsens. Flooding expands on Rosewood Drive, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Star Creek Circle, West Oak Circle, Roberta Lane, Zeddie Lane, Renata Lane, and Earls Road with dozens of ground level structures threatened. Hideaway Resort Trail could flood. The lowest ground level structures on Shem Creek Circle may flood.
  • 17 ftFlooding of about three dozen ground level structures on Rosewood Drive, Star Creek Circle, and Recreation Road worsens and about 24 more ground level structures begin to flood. Flooding expands on Rosewood Drive, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, Star Creek Circle, West Oak Circle and Roberta Lane with residences isolated. Zeddie Lane, Renata Lane, and Earls Road begin to flood. Lowest yards along Shem Creek Circle begin to flood.
  • 16.5 ftFlooding of about three dozen ground level structures on Rosewood Drive, Star Creek Circle, and Recreation Road worsens. A few of the lowest structures on Folly Lane may begin to flood. Flooding of several roads in the area worsens and some may be impassable. These roads include Rosewood Drive, River Road, Ed Smith Avenue, Creekside Drive, Mill Creek Road, Smith Boulevard, Folly Lane, John Henry Lane, and Star Creek Circle. Flooding may begin on West Oak Circle and spread up the end of Roberta Lane.
  • 16 ftFlooding begins to affect a total of approximately three dozen ground level residences or enclosures on Rosewood Drive, Star Creek Circle, and Recreation Road. Star Creek Circle may flood near Meredith Court. Flooding begins to affect low areas on Smith Boulevard near West Oak Circle, River Road near Cottonwood Drive, Creekside Drive and John Henry Lane. Ed Smith Avenue, Rosewood Drive, Mill Creek Road, and Recreation Road may become impassable. Flooding on Folly Road and Chapel Lane worsens.
  • 15.5 ftFlooding begins to affect the lowest spots on Star Creek Circle including the lowest residences. The lowest spots on Folly Road begin to flood as do areas near the end of Chapel Lane. Flooding on Rosewood Drive, Ed Smith Avenue, Mill Creek Road, and Recreation Road worsens.
  • 15 ftFlooding begins on the lowest spots on roads in the area including Rosewood Drive at Applewood Court, Ed Smith Avenue, Mill Creek Road, and Recreation Road. Lowland flooding worsens and Rosewood Landing begins to flood.
  • 14.5 ftFlooding of lowlands along the waterway and nearby tributaries begins.

Highest crests on record

  1. 21.83 ft — September 27, 2018
  2. 19.23 ft — October 18, 2016
  3. 18.24 ft — February 27, 2021
  4. 17.35 ft — June 7, 2020
  5. 17.07 ft — October 8, 2016

Recent crests: 14.28 ft (October 11, 2024) · 14.32 ft (September 27, 2024) · 16.73 ft (August 21, 2024) · 14.17 ft (January 10, 2024) · 15.34 ft (December 17, 2023)

Up and down the river, and nearby

See it on the live map →Radar & warnings for Horry CountyNWS gauge pageUSGS gauge 02110725

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (SOCS1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.